In an essay entitled "Molecular Cut and Paste: The New Generation of Biological Tools," virologist William McEwan envisions a future where viruses are reprogrammed to become the workhorses of science and medicine.

In Chapter 9, "We Were Hunted, Which is Why All of Us are Afraid Some of the Time and Some of Us are Afraid All of the Time," author Rob Dunn explains how predators shaped our evolution as we cowered and ran from their ravenous maws.